2004-05-12 Paolo Bonzini <bonzini@gnu.org>

	Replace several arrays with a struct of arrays.
        * combine.c (struct reg_stat): New.
        (init_reg_last_arrays): Renamed to...
        (init_reg_last): ...this.  Callers adjusted.
        (reg_stat): New.
        (combine_instructions): Allocate it and use it.
        (reg_last_death, reg_last_set, reg_last_set_value,
        reg_last_set_label, reg_last_set_table_tick,
        reg_last_set_invalid, reg_nonzero_bits, reg_sign_bit_copies,
        reg_last_set_mode, reg_last_set_nonzero_bits,
        reg_last_set_sign_bit_copies): Replace throughout
        with items of reg_stat.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@81740 138bc75d-0d04-0410-961f-82ee72b054a4